2014, France
Thomas Salvador
2015, Bulgaria
Ivaylo Hristov
2011, Germany, Russia, Kazakhstan
Veit Helmer
2018, Germany, Azerbaijan
2016, Brazil
Cláudia Jouvin
2015, France
Pierre Léon
2008, Germany
2018, Romania, Bulgaria
Paul Negoescu
1999, Germany
2017, Estonia, Netherlands, Poland
Rainer Sarnet
1998, Austria
Valentin Hitz
2014, Hungary
Gábor Reisz